CN106421941B - Internal Medicine-Cardiovascular Dept. negative pressure drainage device - Google Patents
Internal Medicine-Cardiovascular Dept. negative pressure drainage device Download PDFInfo
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- CN106421941B CN106421941B CN201610931848.5A CN201610931848A CN106421941B CN 106421941 B CN106421941 B CN 106421941B CN 201610931848 A CN201610931848 A CN 201610931848A CN 106421941 B CN106421941 B CN 106421941B
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- Prior art keywords
- drainage device
- negative pressure
- depression
- plunger shaft
- tube
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- 239000007788 liquid Substances 0.000 claims abstract description 31
- 238000003860 storage Methods 0.000 claims abstract description 15
- 238000003825 pressing Methods 0.000 claims abstract description 14
- 238000007789 sealing Methods 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 abstract description 6
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 241001411320 Eriogonum inflatum Species 0.000 description 1
- 241000521257 Hydrops Species 0.000 description 1
- 206010030113 Oedema Diseases 0.000 description 1
- 206010051986 Pneumatosis Diseases 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000005213 imbibition Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 208000024891 symptom Diseases 0.000 description 1
Classifications
-
- A61M1/0023—
-
- A61M1/0001—
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/71—Suction drainage systems
- A61M1/74—Suction control
Landscapes
- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- External Artificial Organs (AREA)
Abstract
The present invention provides Internal Medicine-Cardiovascular Dept. negative pressure drainage device, is related to the field of medical instrument technology, including depression drainage device and device for storing liquid, and depression generator, including pressing handle, spring part, connecting rod and piston is arranged in the side wall of depression drainage device；Piston moves in plunger shaft；Plunger shaft right end is connected to by the first check valve with depression drainage device；Plunger shaft left end is handle mobile cavity, junction formation boss, and spring part setting is between boss and pressing handle；Setting B/P EGR Back Pressure Transducer EGR, lower end pass through drainage tube connecting pipe head in depression drainage device；Flow sensor is set on drainage tube；Display is arranged in depression drainage device surface；Liquid storage bottle is connect with connection end cap by thread seal；Depression drainage device upper end connects connection end cap, and connection end cap connects negative pressure source, solenoid valve is arranged on negative tube.The present invention can by negative pressure start connection negative pressure source provide continuous negative pressure, can auto-control negative pressure value and drainage flow, be easy to use.
Description
Technical field
The present invention relates to the field of medical instrument technology, and in particular to Internal Medicine-Cardiovascular Dept. negative pressure drainage device.
Background technology
In Internal Medicine-Cardiovascular Dept. clinical practice at present, generally performed the operation using common drainage bottle.General drainage bottle uses
When, negative pressure device needs are independently accessed, and when draining fluids are more, need to manufacture subnormal ambient, cumbersome, drainage process repeatedly
In be not easy to observe negative pressure state, cause pneumatosis, hydrops suction be not thorough, aggravated the working strength of medical staff, give medical care people
Member brings great trouble.
Such as China Patent No. CN201220016221.4, in the utility model patent that publication date is on 09 19th, 2012
Disclose a kind of novel intracardiac negative pressure drainage device, including drainage bottle, drainage tube, piston, handle and tap hole, the drainage
For bottle in unilateral sub- waisted, bottle wall is equipped with graduation mark, and the smooth cylinder of inner surface is equipped in the middle part of the arc bottle wall of the drainage bottle
Shape concave area, concave area inner wall smooth opening is inside, and the piston is combined closely and freely slidable with concave area inner wall,
The piston is equipped with one-way gas flow and blocks valve, and is connect with handle by connecting rod, and the handle is equipped with two springs, spring
The other end is connect with drainage bottle, and the drainage tube is fixed as one with bottle stopper, and one end bending stretches into drainage bottle and close to bottom of bottle, institute
It states tap hole and is set to drainage bottle bottom；The drainage bottle is made of transparent medical grade plastic.The utility model facilitates medical worker
Operation, but while operating be difficult to control the vacuum magnitude in device, and the symptom for needing small flow slowly to drain, pass through
Pressing mode operates the work load that can increase medical worker repeatedly.
Invention content
The technical issues of solution
In view of the deficiencies of the prior art, the present invention provides a kind of Internal Medicine-Cardiovascular Dept. negative pressure drainage device, can pass through
Negative pressure startup automatically opens the channel being connect with negative pressure source, is operated convenient for medical worker, and especially suitable Internal Medicine-Cardiovascular Dept. drained
It should be noted that the case where controlling negative pressure and drainage flow, the negative pressure source of automation starts and vacuum cavitations mode is to medical worker in journey
It brings great convenience.
Technical solution
In order to achieve the above object, the present invention is achieved by the following technical programs：
Internal Medicine-Cardiovascular Dept. negative pressure drainage device, including depression drainage device and device for storing liquid, the side of the depression drainage device
Depression generator is arranged in wall, and the depression generator includes pressing handle, spring part and piston；The right side of the pressing handle
End is connect by connecting rod with the piston, and the piston moves in plunger shaft；The right end end face of the plunger shaft passes through first
Check valve is connected to the depression drainage device, and the plunger shaft right end sidewalls are connected to external by the second check valve；The piston
Handle mobile cavity is arranged in the left end of chamber, and the handle mobile cavity forms boss with the plunger shaft junction, and the spring part is set
It sets between the boss and the pressing handle, limited block is arranged in the left end of the depression generator；The negative pressure drainage
B/P EGR Back Pressure Transducer EGR is set in device；The depression drainage device lower end passes through drainage tube connecting pipe head；Flow is set on the drainage tube
Sensor；Display is arranged in the surface of the depression drainage device；The device for storing liquid includes liquid storage bottle and connection end cap, the company
The sealing of end cap upper end, lower ending opening are connect, the liquid storage bottle is connect at the connection end cap lower ending opening by thread seal；Institute
The upper end for stating depression drainage device connects the connection end cap inner wall by liquid-transport pipe-line, and the connection end cap top surface passes through negative tube
Negative pressure source is connected, solenoid valve is set on the negative tube；
The B/P EGR Back Pressure Transducer EGR, the flow sensor connect microprocessor, and the microprocessor connects the display
And controller, the controller connect the solenoid valve.
Further, slot tag and graduation mark are set on the liquid storage bottle.
Further, the tube head is connect with the drainage tube using socket mode, and the tube head is lower end closed
Porous structure.
Further, the handle mobile cavity diameter is more than the plunger shaft diameter, and the length of the connecting rod is more than institute
The length of plunger shaft is stated, the piston and the side wall of the plunger shaft fit closely.
Further, the conducting direction of first check valve is the conducting side of second check valve from right to left
To be bottom-up, exhaust passage is arranged in the top of second check valve.
Advantageous effect
It is of the invention compared with existing known technology the present invention provides a kind of Internal Medicine-Cardiovascular Dept. negative pressure drainage device
It has the advantages that.
1, the present invention can quickly generate negative pressure by depression drainage device, and microprocessor can while drainage process starts
Solenoid valve is automatically controlled according to the negative pressure detected to open, and connects negative pressure source and continuous negative pressure is provided.
2, the negative pressure value and drainage flow of the invention by depression drainage device visualizes, and greatly facilitates medical worker and accurately controls
Drainage flow processed and negative pressure value.
3, the connection end cap and liquid storage bottle of device for storing liquid of the invention setting easy disassembly, it is convenient to be directed to different drainage targets
Different liquid storage bottles is replaced, and the label information of sample liquid in bottle can be marked in the slot tag on liquid storage bottle.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
Obtain other attached drawings according to these attached drawings.
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the close-up schematic view of the depression drainage device of the present invention；
Fig. 3 is the electric connection schematic diagram of the present invention；
Label in figure respectively represents：1- depression drainage devices；2- device for storing liquid；3- depression generators；4- presses handle；
5- spring parts；6- pistons；7- connecting rods；8- plunger shafts；The first check valves of 9-；The second check valves of 10-；11- handle mobile cavities；12-
Boss；13- limited blocks；14- B/P EGR Back Pressure Transducer EGRs；15- drainage tubes；16- tube heads；17- flow sensors；18- displays；19- is stored up
Liquid bottle；20- connection end caps；21- liquid-transport pipe-lines；22- negative tubes；23- negative pressure sources；24- solenoid valves；25- exhaust passages；26- is marked
Sign slot；27- graduation marks.
Specific implementation mode
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
The every other embodiment obtained without creative efforts, shall fall within the protection scope of the present invention.
Embodiment：
A kind of Internal Medicine-Cardiovascular Dept. negative pressure drainage device of the present embodiment, including depression drainage device 1 and device for storing liquid 2 are born
Press the side wall of flow diverter 1 that depression generator 3 is set, depression generator 3 includes pressing handle 4, spring part 5 and piston 6；It presses
The right end of pressure handle 4 is connect by connecting rod 7 with piston 6, and piston 6 moves in plunger shaft 8；The right end end face of plunger shaft 8 passes through
First check valve 9 is connected to depression drainage device 1, and 8 right end sidewalls of plunger shaft are connected to outside by the second check valve 10；Plunger shaft 8
Left end setting handle mobile cavity 11, handle mobile cavity 11 forms boss 12 with 8 junction of plunger shaft, and spring part 5 is arranged convex
Between platform 12 and pressing handle 4, limited block 13 is arranged in the left end of depression generator 3；Setting negative pressure senses in depression drainage device 1
Device 14；1 lower end of depression drainage device passes through 15 connecting pipe head 16 of drainage tube；Flow sensor 17 is set on drainage tube 15；Negative pressure is drawn
Display 18 is arranged in the surface for flowing device 1；Device for storing liquid 2 include liquid storage bottle 19 and connection end cap 20,20 upper end of connection end cap sealing,
Lower ending opening, liquid storage bottle 19 are connect at 20 lower ending opening of connection end cap by thread seal；The upper end of depression drainage device 1 passes through
Liquid-transport pipe-line 21 connects 20 inner wall of connection end cap, and 20 top surface of connection end cap connects negative pressure source 23, negative tube 22 by negative tube 22
Upper setting solenoid valve 24；B/P EGR Back Pressure Transducer EGR 14, flow sensor 17 connect microprocessor, and microprocessor connects display 18 and control
Device processed, controller connect solenoid valve 24；Slot tag 26 and graduation mark 27 are set on liquid storage bottle 19；Tube head 16 is the more of lower end closed
Pore structure；11 diameter of handle mobile cavity is more than 8 diameter of plunger shaft, and the length of connecting rod 7 is more than the length of plunger shaft 8, piston 6 and work
The side wall of plug chamber 8 fits closely；The conducting direction of first check valve 9 is from right to left that the conducting direction of the second check valve 10 is
Bottom-up, exhaust passage 25 is arranged in the top of the second check valve 10.
The operation principle of the present embodiment is：In use, by pressing pressing handle 4, it is discharged and is lived by the second check valve 10
The air in chamber 8 is filled in, while elastic deformation occurs for spring part 5, and motive force is generated to pressing handle 4 when spring part 5 restores deformation,
Band piston 6 pull out, by the first check valve from depression drainage device 1 air-breathing to form negative pressure；In the effect of negative pressure
Under, drainage tube 15 starts imbibition by tube head 16, and the end-enclosed of tube head 16 protects human organ when drawing liquid, while tube head 16
Multi-pore channel increase draw liquid level product；B/P EGR Back Pressure Transducer EGR 14 detects the negative pressure value in depression drainage device 1, and flow sensor 17 detects
Drainage flow, microprocessor control solenoid valve 24 by controller according to negative pressure value and drainage flow and open, connect negative pressure source 23 and continue
Negative pressure is provided, and negative pressure value and drainage flow are shown by display 18, convenient for observation；It is between connection end cap 20
It is threadedly coupled easy to disassemble, slot tag 26 on liquid storage bottle 19 is convenient for doing sample liquid information labels record, graduation mark to drawn liquid
Liquid measure in 27 intuitive display liquid storage bottles 19.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also include other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although with reference to the foregoing embodiments
Invention is explained in detail, it will be understood by those of ordinary skill in the art that：It still can be to aforementioned each implementation
Technical solution recorded in example is modified or equivalent replacement of some of the technical features；And these modification or
It replaces, the spirit and scope for various embodiments of the present invention technical solution that it does not separate the essence of the corresponding technical solution.
Claims (4)
1. a kind of Internal Medicine-Cardiovascular Dept. negative pressure drainage device, which is characterized in that including depression drainage device (1) and device for storing liquid (2),
The side wall setting depression generator (3) of the depression drainage device (1), the depression generator (3) include pressing handle
(4), spring part (5) and piston (6)；The right end of the pressing handle (4) is connect by connecting rod (7) with the piston (6), described
Piston (6) moves in plunger shaft (8)；Drawn with the negative pressure by the first check valve (9) the right end end face of the plunger shaft (8)
It flows device (1) to be connected to, plunger shaft (8) right end sidewalls are connected to external by the second check valve (10)；A left side for the plunger shaft (8)
End setting handle mobile cavity (11), the handle mobile cavity (11) forms boss (12) with the plunger shaft (8) junction, described
Spring part (5) is arranged between the boss (12) and the pressing handle (4), and the left end of the depression generator (3) is set
Set limited block (13)；Setting B/P EGR Back Pressure Transducer EGR (14) in the depression drainage device (1)；Depression drainage device (1) lower end passes through
Drainage tube (15) connecting pipe head (16)；Flow sensor (17) is set on the drainage tube (15)；The depression drainage device (1)
Display (18) is arranged in surface；The device for storing liquid (2) includes liquid storage bottle (19) and connection end cap (20), the connection end cap
(20) pass through thread seal at upper end sealing, lower ending opening, the liquid storage bottle (19) and the connection end cap (20) lower ending opening
Connection；The upper end of the depression drainage device (1) connects connection end cap (20) inner wall, the connection by liquid-transport pipe-line (21)
End cap (20) top surface connects negative pressure source (23) by negative tube (22), and solenoid valve (24) is arranged on the negative tube (22)；
The B/P EGR Back Pressure Transducer EGR (14), the flow sensor (17) connect microprocessor, and the microprocessor connection is described aobvious
Show that device (18) and controller, the controller connect the solenoid valve (24)；
The conducting direction of first check valve (9) is that from right to left, the conducting direction of second check valve (10) is under
Upwards, the top setting exhaust passage (25) of second check valve (10).
2. Internal Medicine-Cardiovascular Dept. negative pressure drainage device as described in claim 1, which is characterized in that set on the liquid storage bottle (19)
Set slot tag (26) and graduation mark (27).
3. Internal Medicine-Cardiovascular Dept. negative pressure drainage device as described in claim 1, which is characterized in that the tube head (16) with it is described
Drainage tube (15) is connected using socket mode, and the tube head (16) is the porous structure of lower end closed.
4. Internal Medicine-Cardiovascular Dept. negative pressure drainage device as described in claim 1, which is characterized in that the handle mobile cavity (11)
Diameter is more than the plunger shaft (8) diameter, and the length of the connecting rod (7) is more than the length of the plunger shaft (8), the piston
(6) side wall with the plunger shaft (8) fits closely.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610931848.5A CN106421941B (en) | 2016-10-31 | 2016-10-31 | Internal Medicine-Cardiovascular Dept. negative pressure drainage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610931848.5A CN106421941B (en) | 2016-10-31 | 2016-10-31 | Internal Medicine-Cardiovascular Dept. negative pressure drainage device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106421941A CN106421941A (en) | 2017-02-22 |
| CN106421941B true CN106421941B (en) | 2018-08-21 |
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|---|---|---|---|
| CN201610931848.5A Active CN106421941B (en) | 2016-10-31 | 2016-10-31 | Internal Medicine-Cardiovascular Dept. negative pressure drainage device |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107951542B (en) * | 2017-11-29 | 2020-08-11 | 陈丽娜 | Scalpel for cardiovascular medicine |
| CN107929832A (en) * | 2017-12-31 | 2018-04-20 | 苗娥 | A kind of Cardiological tapping device |
| CN108653854A (en) * | 2018-05-17 | 2018-10-16 | 刘玮 | A kind of pediatrician's paediatrics negative pressure gastric lavage device |
| CN111150890B (en) * | 2020-01-20 | 2022-07-08 | 西南医科大学附属医院 | Adjustable full-automatic negative pressure drainage device |
| CN111588451A (en) * | 2020-06-01 | 2020-08-28 | 四川大学华西第二医院 | Push-injection pressurizing anti-suck-back double-cavity ovum taking needle with puncture protection device |
| CN111588452A (en) * | 2020-06-01 | 2020-08-28 | 四川大学华西第二医院 | Anti-suck-back single-cavity ovum taking needle with puncture protection device |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6955664B2 (en) * | 2001-07-17 | 2005-10-18 | D'antonio Consultants International, Inc. | Suction regulator and fluid drainage system |
| CN202437784U (en) * | 2012-01-07 | 2012-09-19 | 庄见群 | Novel cardiology negative pressure drainage device |
| US20130267919A1 (en) * | 2012-04-05 | 2013-10-10 | Richard Brand Caso | Solenoid activated vacuum control device |
| CN203090001U (en) * | 2013-01-16 | 2013-07-31 | 郑芳 | Drainage device for cardiology department |
| CN104436328B (en) * | 2014-09-28 | 2016-06-15 | 郑州大学第一附属医院 | Pressing type body fluid respirator |
| CN205055000U (en) * | 2015-10-24 | 2016-03-02 | 谢艳军 | Cardiovascular negative pressure drainage device for internal medicine |
| CN205434470U (en) * | 2015-12-23 | 2016-08-10 | 天津翔越医疗器械有限公司 | Sustainable compensation negative pressure drainage bag |
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Effective date of registration: 20210202 Address after: 102600 Room 403, unit 1, 15th floor, changfengyuan, Huangcun Town, Daxing District, Beijing Patentee after: Du Lihong Address before: 266700 Room 302, building 24, 33 Nanjing Road, Chengguan Office, Pingdu City, Qingdao City, Shandong Province Patentee before: Jiang Gangshu |
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Effective date of registration: 20210618 Address after: 215300 No.6, Jindie Road, Yushan Town, Kunshan City, Suzhou City, Jiangsu Province Patentee after: YONGYUE MEDICAL TECHNOLOGY (KUNSHAN) Co.,Ltd. Address before: 102600 Room 403, unit 1, 15th floor, changfengyuan, Huangcun Town, Daxing District, Beijing Patentee before: Du Lihong |